You are looking at the HTML representation of the XML format.
HTML is good for debugging, but is unsuitable for application use.
Specify the format parameter to change the output format.
To see the non HTML representation of the XML format, set format=xml.
See the complete documentation, or API help for more information. 
<?xml version="1.0"?>
<api>
  <query-continue>
    <logevents lecontinue="20190216214038|20190" />
  </query-continue>
  <query>
    <logevents>
      <item logid="20200" ns="0" title="Kim Matthews" pageid="3306" logpage="3306" type="patrol" action="patrol" user="Karl Jones" timestamp="2020-02-02T14:33:16Z" comment="">
        <patrol cur="20317" prev="15820" auto="1" />
      </item>
      <item logid="20199" ns="0" title="AngularJS" pageid="17" logpage="17" type="patrol" action="patrol" user="Karl Jones" timestamp="2019-06-03T15:38:03Z" comment="">
        <patrol cur="20316" prev="20315" auto="1" />
      </item>
      <item logid="20198" ns="0" title="AngularJS" pageid="17" logpage="17" type="patrol" action="patrol" user="Karl Jones" timestamp="2019-06-03T15:36:23Z" comment="">
        <patrol cur="20315" prev="20304" auto="1" />
      </item>
      <item logid="20197" ns="0" title="Donald M. Huber" pageid="4667" logpage="4667" type="patrol" action="patrol" user="Karl Jones" timestamp="2019-05-17T13:48:24Z" comment="">
        <patrol cur="20314" prev="20168" auto="1" />
      </item>
      <item logid="20196" ns="0" title="Regular expression" pageid="481" logpage="481" type="patrol" action="patrol" user="Karl Jones" timestamp="2019-05-04T13:50:09Z" comment="">
        <patrol cur="20313" prev="20054" auto="1" />
      </item>
      <item logid="20195" ns="0" title="Graphic design" pageid="114" logpage="114" type="patrol" action="patrol" user="Karl Jones" timestamp="2019-02-27T14:24:50Z" comment="">
        <patrol cur="20312" prev="12199" auto="1" />
      </item>
      <item logid="20194" ns="0" title="MediaWiki" pageid="287" logpage="287" type="patrol" action="patrol" user="Karl Jones" timestamp="2019-02-24T20:49:51Z" comment="">
        <patrol cur="20311" prev="20277" auto="1" />
      </item>
      <item logid="20193" ns="0" title="Node.js File System" pageid="3560" logpage="3560" type="patrol" action="patrol" user="Karl Jones" timestamp="2019-02-24T13:13:10Z" comment="">
        <patrol cur="20310" prev="20309" auto="1" />
      </item>
      <item logid="20192" ns="0" title="Node.js File System" pageid="3560" logpage="3560" type="patrol" action="patrol" user="Karl Jones" timestamp="2019-02-24T13:11:52Z" comment="">
        <patrol cur="20309" prev="20308" auto="1" />
      </item>
      <item logid="20191" ns="0" title="Node.js File System" pageid="3560" logpage="3560" type="patrol" action="patrol" user="Karl Jones" timestamp="2019-02-24T13:08:50Z" comment="">
        <patrol cur="20308" prev="16590" auto="1" />
      </item>
    </logevents>
  </query>
</api>